avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.060      0.000     67.050  10239.940      0.000   2988.890 
avg	     0.031      0.000      0.504     76.992      0.000     22.473 
stddev	     0.064      0.000      0.298     33.135      0.000     33.371 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000     95.000     18.000   7494.420     72.000 3318199.880 117140.100  19085.630 342346.460   2616.640  13299.810 
avg	     0.000      0.714      0.135     56.349      0.541  24948.871    880.753    143.501   2574.034     19.674     99.999 
stddev	     0.000      2.635      0.342     17.135      1.368   7722.962     32.195      2.378    436.908      7.235      0.148